Road tyre size 28 x 140 inches size etrto 37 622 diameter inches 28 inch applications city atb trekking type clincher reflective puncture protection schwalbe kevlar guard schwalbe active line karkasse liteskin weight 560 g series schwalbe silento min reifendruck 4 bar max tire pressure 6 bar tpi 50 max load 90 kg colour black puncture protection